Yup, if you don't have the knowledge then you are really risking your money, there are things that you needed to analyze and not just to blindly follow those tips or this information which is being shared by people who already engage to this business, they have their own ideas regarding to why they are picking the assets that they investing their money.
They can easily adjust if ever there's something not right happened to the market, unlike you who are just relying on them, you will find yourself losing a lot when collapse happens and you are unprepared.
The chance of those newbies know about what the hell are we even talking about the words and stuff around trading is really small so they have to learn it by themselves or run down the basic first and then you will know about stuff in trading and can be take a part into a discussion of trading. Also by choosing your coins based on your decisions is much better for yourself so you will learn if you are failed with your picks.